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(1)

The Importance of Wood in Terms of Comfort and Well-Being in Buildings

Nice Holdings, Inc.

Corporate communication division

Atsushi MIYAKAWA

(2)

About Nice Group

Edo period (18

th

century) 1950

1962

Annual Revenue

246.4 Billion JPY (approx. 2 Billion EUR) No. of Employees

2500

Start timber business

Founding “Ichiuri Mokuzai (Inc.) Join Tokyo Stock Exchange

Nice Group corporate focus

Corporate philosophy Nice Sustainable Forests

1800ha

CSR

We at Nice Holdings Group

are committed to working together with our customers to build the homes

of their dreams

(3)

Breakdown of businesses

Condominiu ms

177 Mln.

Materials and Machinery 865 Mln. EUR

Wood 544 Mln.

EUR

Detached homes 265 Mln.

Total sales 2.04 billion EUR

Real- estate 135 Mln

Other

58 Mln. Lumber auction

Manufacturing

Pre-cut

Detached homes Wood construction

Earthquake- proof condominiums

Sales pre-existing land and houses

Wholesale construction materials

(4)

Design Works and Construction Works of Taisei Corporation, Azusa Sekkei Co., Ltd. and Kengo Kuma and Associates JVCourtesy of JSC

2020 Tokyo Olympics National Stadium

(5)

About FCBA

Technological resource for the forest, wood, construction and furniture sectors, with a mission to promote innovation and technical progress and to contribute to the improvement of industry’s productivity and quality by encouraging an integrated approach and implementation of synergies within the sector

(6)

About FCBA

(7)

Wood: Eco-Friendly material

(8)

Wood: Health-friendly material

(9)

Cooperation agreement between FCBA and the Nice Group

FCBA Director Mr. Florentin (left) December 2016Osaka, Japan)

Promoting the use of wood materials for construction

<Objective>

The sharing of information about Smart Wellness and conducting joint research

( December 2016, 3 year plan )

(10)

Smart-Wellness Experience Pavilion

Ventilation Warmth

Sleep Safety

Eco-friendly

Start 2015

Japan’s first facility for healthy and eco-friendly living

Healthy living themepark

(11)

2015 Cooperation Agreement with the City of Yokohama

1 Diffusing the construction of healthy and sustainable buildings and eco-friendly living 2 Promoting the use of wood

3 Strengthening the safety of it’s citizens by

providing disaster countermeasures and elder care facilities

4 Promoting the charm of Yokohama focusing on Cultural Arts and Tourist Areas

5 Pursuing other mutually agreed upon items after conclusion of the 2015 agreement

Ms. Fumiko Hayashi Mayer of Yokohama

(12)

Experience the connection between health and environment in a home

“Comparison room”

In the insulated and non-insulated rooms, visitors can experience the difference in temperature as well as blood pressure.

Effects from different insulation types Several types of wall details

Bicycle generator Visualization of energy consumption

Healing effect by the fragrance of wood Humidity adjustment of wood

(13)

Conducting Research for the Acquisition of the Evidence

Joint research is conducted in cooperation between Ikaga Laboratory of Keio University and Nice group for acquisition of the evidence and other purposes.

Effects of wooden interior walls of a house on recovery from exhaustion, and intellectual productivity during the day An experimental study involving subjects conducted in Smart

Wellness House Building 1 in the summer Relationship between the floor surface temperature/floor

materials and stress/blood pressure/heart rate An experimental study involving subjects at “Kurabe (comparison) Room,” on the second floor of the Center Building

Effects of wooden interior walls of a house on sleep, and intellectual productivity during the day

A comparative experimental study involving subjects at

“Western-style room” on the second floor of Building 2

Nice Corporation teamed up with Toshiharu Ikaga Laboratory, Faculty of Science and Technology, Keio University.

Nice Corporation teamed up with Toshiharu Ikaga Laboratory, Faculty of Science and Technology, Keio University.

Nice Corporation teamed up with Toshiharu Ikaga Laboratory, Faculty of Science and Technology, Keio University.

Prof. Ikaga

(14)

Measuring the effect of wood on sleep pattern and cognitive ability

Experiment schedule… the students would sleep in the show home (3 different rooms with varying levels of wood lignifications) and perform various tasks the next day.

Dictation

Came home Dinner Sleep Breakfast

Show house Meeting room

Mock work

18:00 23:00 7:00 9:00 12:00

Bath

Questionnaire about relax condition, etc.

Sleep state* is measured using a sleep meter.

The time when they slept well* was measured

(15)

Wood lignifications improve sleep and cognitive productivity

非木質内装 木質内装

Hours deep sleep 180

T ime of sound sle ep[min]

×

150 120 90 60 30

0

120 140

n=14

*p<0.10

+20min

30 40 50 60 70

Intellectual performance

Co rrect an swe rs[ -]

48.1 52.7

*p<0.10

No wood interior Wood interior

n=20

+4.6pt

No wood interior Wood interior

(16)

Positive effects of Japanese wood in living space

Thermal insulation

Shock absorption

Sound insulation

Nice fragrant Insect

proofing

<Main species>

Cedar & Cypress

Humidity adjustment

Cedar

Cypress Cypress(Nice Ibaraki forest)

(17)

0 2 4 6

Stress reduction effect by touching wood

Different results of autonomic nervous activities for various tactile stimulation

17

*

N=18, Average± Standard error , *: p<0.05

Amount of change of Blood pressure (mmHg)

金 ヒ 属

ノキ

(塗 装

ミズ ナラ

(塗 装

プラ スチ ック

Stress condition

ヒノ キ( 無 塗 装

ミズ ナラ

(無 塗 装

Cypress(non-coating) Cypress(coating)

Mongolian oak (non-coating) Metal PVC

Mongolian oak (coating)

Cypress (non-coating)

Cypress (coating) Mongolian oak

(non-coating)

Mongolian oak (non-coating)

Metal PVC

Tsunetsugu Y., et al.:Abstracts of the 66th Annual Meeting of the Japan Wood Research Society, G27-05-1645 (2016)

(18)

Smell of wood helps you relax

Tsunetsugu Y., Yamashita Y.: Japanese Journal of Physiological Anthropology, 18 Supplement (1), 118-119 (2013)

-4 -2 0 2

安静 におい 安静

心拍数(拍

/

分)

Subjects:23 male and female babies (1 month -3month old)

Method: 2minutes quiet → 2minutes αPinene

→2minutes Limonene

→2minutes air→2minutes rest time

Reduction of baby’s heart rate by the fragrance of wood

Rest Fragrance Rest

Heartbeat (beats/min)

(19)

Development project in Paris, France

Popular site near Euro-Disney

Concept “Wood and health”

(20)

Suteki Wellness Space in the Shamengo Villa Bordeaux

(21)

Shamengo Partners

Wide partnerships with more than 50 organisations

(22)

Wellness Program

Wellness Space in

75m2 space can be used for a meeting room and an office.

“wood and health experiments”

will be performed

Suteki space will be build with Suteki Wood System

(23)

One day experience

Experience with overnight stays

Smell View Feeling to the touch

Physiological

measurements Sleep Simulated work

IKAGA Lab. KEIO

Pierre Jaouen

The latest experiment with FCBA(October 2018)

(24)

Overnight experience: effect of the wooden interior

Summary of the experience

Objective Influence of the wooden interior on sleep and intellectual productivity

Experience place Model House (Nice) / Meeting room

Planning 2018/10/1527/10/2018 3 nights per case subject 4 French students and 4 Japanese students

Case 1 No wood Case 2 Wood

Pictures of the interior

Ceiling Wood pattern coating Crenellated wood walls Vinyl wallpaper (white) Vinyl wallpaper (white) Ground Wood pattern coating Solid wood (ceder)

Case

IKAGA Lab. KEIO

Pierre Jaouen

(25)

Conclusion

Objective: Analyze the effects of the wood interior on deep sleep and productivity the next day by considering differences by

country of origin

Results :

- Increased deep sleep time (Japanese and French)

- Sleep more appreciated from the questionnaires (Japanese and French) - Level of relaxation before bedtime during

deep sleep increased (Japanese) - Improved results for simple tasks

(Japanese and French)

- Improved results for creative tasks (Japanese)

IKAGA Lab. KEIO

Pierre Jaouen

Prospects: Results of French subjects to confirm (low sample, sleep time too short)

12.2 10.2 14.3 12.1 12.317.1 14.8 19.4 18.4 15.8

0 5 10 15 20 25

T O U S L E S S U J E T S J A P O N A I S F R A N Ç A I S G R O U P E Q U I S E D É T E N D P L U T Ô T A V E C L ' O D E U R D E

S U G I

G R O U P E Q U I S E D É T E N D P L U T Ô T A V E C L ' O D E U R D E

T R I N I T É

DEEP SLEEP RATIO (%)

Non bois Bois

46.4 46.4 46.451.5 51.0 51.2

0 10 20 30 40 50 60

T O U S L E S S U J E T S J A P O N A I S F R A N Ç A I S

WORD PROCESSOR (RÉSULTATS)

Non bois Bois

(26)

26

Objectives :

- To evaluate the impact of the wood material used in interior flooring and walls, joinery and interior design on the comfort of building users.

- To mix the physical, psychological and physiological approaches to the assessment of inner comfort

Duration : 1 year (ending December 2019)

Upcoming research project

City Zen Wood Project

Japan and French collaboration

(27)

Thank you for your attention

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